[dm-devel] Is there a way to see updated contents of a DM target's underlying device while the DM target is in use?
Alasdair G Kergon
agk at redhat.com
Thu Jul 1 00:51:57 UTC 2010
On Wed, Jun 30, 2010 at 04:53:23PM -0700, Riches Jr, RobertX M wrote:
> I didn't see any queues or caches in dm-linear that would need to be flushed.
It's your test script that is not behaving as you expect:)
Add conv=odirect to dd
Add blockdev --flushbufs after other writes.
Alasdair
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